diff --git a/share/corner32.png b/share/corner32.png new file mode 100644 index 00000000..aefe64ea Binary files /dev/null and b/share/corner32.png differ diff --git a/share/grid16.png b/share/grid16.png new file mode 100644 index 00000000..5d6ed321 Binary files /dev/null and b/share/grid16.png differ diff --git a/share/grid32.png b/share/grid32.png new file mode 100644 index 00000000..a4f9bb60 Binary files /dev/null and b/share/grid32.png differ